25704952

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:141

約数の個数: 128

約数和(自身を含む): 65802240

約数和(自身を除く): 40097288

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 26, 28, 31, 34, 52, 56, 62, 67, 68, 91, 104, 119, 124, 134, 136, 182, 217, 221, 238, 248, 268, 364, 403, 434, 442, 469, 476, 527, 536, 728, 806, 868, 871, 884, 938, 952, 1054, 1139, 1547, 1612, 1736, 1742, 1768, 1876, 2077, 2108, 2278, 2821, 3094, 3224, 3484, 3689, 3752, 4154, 4216, 4556, 5642, 6097, 6188, 6851, 6968, 7378, 7973, 8308, 9112, 11284, 12194, 12376, 13702, 14539, 14756, 14807, 15946, 16616, 22568, 24388, 27001, 27404, 29078, 29512, 29614, 31892, 35309, 47957, 48776, 54002, 54808, 58156, 59228, 63784, 70618, 95914, 103649, 108004, 116312, 118456, 141236, 189007, 191828, 207298, 216008, 247163, 282472, 378014, 383656, 414596, 459017, 494326, 756028, 829192, 918034, 988652, 1512056, 1836068, 1977304, 3213119, 3672136, 6426238, 12852476, 25704952]

約数ペア:

[(1, 25704952), (2, 12852476), (4, 6426238), (7, 3672136), (8, 3213119), (13, 1977304), (14, 1836068), (17, 1512056), (26, 988652), (28, 918034), (31, 829192), (34, 756028), (52, 494326), (56, 459017), (62, 414596), (67, 383656), (68, 378014), (91, 282472), (104, 247163), (119, 216008), (124, 207298), (134, 191828), (136, 189007), (182, 141236), (217, 118456), (221, 116312), (238, 108004), (248, 103649), (268, 95914), (364, 70618), (403, 63784), (434, 59228), (442, 58156), (469, 54808), (476, 54002), (527, 48776), (536, 47957), (728, 35309), (806, 31892), (868, 29614), (871, 29512), (884, 29078), (938, 27404), (952, 27001), (1054, 24388), (1139, 22568), (1547, 16616), (1612, 15946), (1736, 14807), (1742, 14756), (1768, 14539), (1876, 13702), (2077, 12376), (2108, 12194), (2278, 11284), (2821, 9112), (3094, 8308), (3224, 7973), (3484, 7378), (3689, 6968), (3752, 6851), (4154, 6188), (4216, 6097), (4556, 5642)]